/*

  * Copyright 2002 - 2007 JEuclid, http://jeuclid.sf.net

  *

  * Licensed under the Apache License, Version 2.0 (the "License");

  * you may not use this file except in compliance with the License.

  * You may obtain a copy of the License at

  *

  *      http://www.apache.org/licenses/LICENSE-2.0

  *

  * Unless required by applicable law or agreed to in writing, software

  * distributed under the License is distributed on an "AS IS" BASIS,

  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

  * See the License for the specific language governing permissions and

  * limitations under the License.

  */

 /* $Id: LineObject.java,v 88b901bf20fb 2008/06/07 14:12:27 maxberger $ */

 package net.sourceforge.jeuclid.layout;

 import java.awt.BasicStroke;

 import java.awt.Color;

 import java.awt.Graphics2D;

 import java.awt.Stroke;

 import java.awt.geom.Line2D;

 /**

  * @version $Revision: 88b901bf20fb $

  */

 public class LineObject implements GraphicsObject {

     private final float x1;

     private final float y1;

     private final float x2;

     private final float y2;

     private final float width;

     private final Color col;

     private final boolean dash;

     /**

      * Default Constructor.

      * 

      * @param color

      *            Color of the line.

      * @param lineWidth

      *            StrokeWidth of the line.

      * @param offsetY

      *            Y Offset from baseline.

      * @param offsetX

      *            X Offset from left.

      * @param offsetY2

      *            Y2 Offset from baseline.

      * @param offsetX2

      *            X2 Offset from left.

      */

     public LineObject(final float offsetX, final float offsetY,

             final float offsetX2, final float offsetY2, final float lineWidth,

             final Color color) {

         this.x1 = offsetX;

         this.y1 = offsetY;

         this.x2 = offsetX2;

         this.y2 = offsetY2;

         this.width = lineWidth;

         this.col = color;

         this.dash = false;

     }

     /**

      * Default Constructor.

      * 

      * @param color

      *            Color of the line.

      * @param lineWidth

      *            StrokeWidth of the line.

      * @param offsetY

      *            Y Offset from baseline.

      * @param offsetX

      *            X Offset from left.

      * @param offsetY2

      *            Y2 Offset from baseline.

      * @param offsetX2

      *            X2 Offset from left.

      * @param dashed

      *            if true line is dashed instead of solid.

      */

     public LineObject(final float offsetX, final float offsetY,

             final float offsetX2, final float offsetY2, final float lineWidth,

             final Color color, final boolean dashed) {

         this.x1 = offsetX;

         this.y1 = offsetY;

         this.x2 = offsetX2;

         this.y2 = offsetY2;

         this.width = lineWidth;

         this.col = color;

         this.dash = dashed;

     }

     /** {@inheritDoc} */

     public void paint(final float x, final float y, final Graphics2D g) {

         g.setColor(this.col);

         final Stroke oldStroke = g.getStroke();

         if (this.dash) {

             final float dashWidth = 3.0f * this.width;

             g.setStroke(new BasicStroke(this.width, BasicStroke.CAP_SQUARE,

                     BasicStroke.JOIN_BEVEL, this.width, new float[] {

                             dashWidth, dashWidth, }, 0));

         } else {

             g.setStroke(new BasicStroke(this.width));

         }

         g.draw(new Line2D.Float(x + this.x1, y + this.y1, x + this.x2, y

                 + this.y2));

         g.setStroke(oldStroke);

     }

 }